package com.example.tests;

import static com.example.tests.ContactDataGenerator.loadContactsFromXmlFile;
import static org.hamcrest.Matchers.equalTo;
import static org.junit.Assert.assertThat;

import java.io.File;
import java.io.IOException;
import java.util.Iterator;

import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import com.example.utils.SortedListOf;

public class ContactCreationTests extends TestBase {
	
	@DataProvider
	public Iterator<Object[]> contactsFromFile() throws IOException {
	  return wrapContactsForDataProvider(loadContactsFromXmlFile(new File("contacts.xml"))).iterator();
	}

@Test(dataProvider = "contactsFromFile")
  public void testContactCreationWithValidData(ContactData contact) throws Exception {
    
    // save old state
	SortedListOf<ContactData> oldlist = app.getContactHelper().getContacts();
    
    //action
	app.getContactHelper().createContact(contact);
    
    //save new state
	SortedListOf<ContactData> newlist = app.getContactHelper().getContacts();
 	 
    //compare states
	assertThat(newlist, equalTo(oldlist.withAdded(contact))); 
  } 
  
}